FREE PLAY · DEEP TIME

Dinosaur timeline game

Arrange four dinosaurs from older to younger reference ranges, including a tie at the end.

OLDER AT THE TOP → YOUNGER AT THE BOTTOM

Sort by the older end of each museum reference interval. T. rex and Triceratops are a tie, so either order is accepted.

  1. T. rex
  2. Stegosaurus
  3. Triceratops
  4. Velociraptor
See the museum references

Stegosaurus · NHM ↗

Velociraptor · NHM ↗

T. rex · NHM ↗

Triceratops · NHM ↗

Learn as you play

Take your time. Explanations and sources are part of the game, so a missed answer can lead to a useful discovery.

No account, payment, public leaderboard or personal profile is required. Use the buttons with a pointer or keyboard. Progress stays in this page’s memory.

Explore the collection behind the game →